/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package servlet;

import BLL.BCart;
import BLL.BFavorite;
import BLL.BProduct;
import BLL.BUser;
import DTO.Cart;
import DTO.Favorite;
import DTO.Product;
import DTO.User;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 *
 * @author Vien-IT
 */
public class CartServlet extends HttpServlet {

    
   

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
       doPost(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
//        processRequest(request, response);
        HttpSession session = request.getSession();
        String user, pass;
       PrintWriter out = response.getWriter();
          request.setCharacterEncoding("UTF-8");  
       response.setContentType("text/html;charset=UTF-8");
      BCart bc = new BCart();
       String cartId = request.getParameter("cartId");
        User u = new BUser().getByUsername((String)session.getAttribute("username"));
        String pId = request.getParameter("pId");
        if(pId != null)
        {
            int productId = Integer.parseInt(pId);
            Cart b = new Cart();
            b.setUserId(u.getUserId());
            b.setProductId(productId);
            bc.insert(b);
            response.sendRedirect("my_cart.jsp");
        }
        else
        {
            if(cartId != null)
            {
                bc.delete(Integer.parseInt(cartId));
                response.sendRedirect("my_cart.jsp");
            }
            else
            response.sendRedirect("index.jsp");
        }
        
        
       
       
        
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
